Marquette County Flag

Marquette County

State:
Wisconsin
County Seat:
Montello

Marquette County's estimated 2025 population is 15,960 with a growth rate of 0.38% in the past year according to the most recent United States census data. Marquette County is the 63rd largest county in Wisconsin. The 2010 population was 15,372 and has seen a growth of 3.83% since that time.

15,960
Total Population
35
Population Density (mi²)
63
Population Rank (State)
61 0.38%
Annual Population Growth

Marquette County Population

Marquette County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Marquette County includes 93.86% White, and smaller percentages for other race, Asian, Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White14,74193.86%
Two or more races5153.28%
Other race2321.48%
Asian880.56%
Black or African American820.52%
Native American480.31%
Native Hawaiian or Pacific Islander00%

Marquette County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marquette County's average per capita income is $44,045. Household income levels show a median of $63,471. The poverty rate stands at 11.83%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$87,525$103,277
Families$77,899$94,056
Households$63,471$79,741
Non Families$38,790$51,161

$44,045

Average Income

$63,471

Median Household Income

11.83%

Poverty Rate